<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
      <el-breadcrumb-item>结算类别管理</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- Card卡片 -->
    <el-card>
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="removeUserByIds(deletUserIds)"
            >批量删除</el-button
          >
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" border stripe>
        <el-table-column label="选择" prop="id">
          <template slot-scope="select">
            <el-checkbox
              @change="(checked) => checkboxChange(checked, select.row.id)"
            ></el-checkbox>
          </template>
        </el-table-column>
        <el-table-column label="id" prop="id"></el-table-column>
        <el-table-column label="类别编码" prop="settlecode"></el-table-column>
        <el-table-column label="类别名称" prop="settlename"></el-table-column>
        <el-table-column label="顺序号" prop="sequenceno"></el-table-column>
        <el-table-column label="删除标记" prop="delmark"></el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!-- 删除按钮 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserById(scope.row.id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pageNum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>

    <!-- 添加用户的对话框 -->
    <el-dialog
      title="添加结算"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主体区域 -->
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
      >
        <el-form-item label="类别编码" prop="settlecode">
          <el-input v-model="addForm.settlecode" clearable></el-input>
        </el-form-item>
        <el-form-item label="类别名称" prop="settlename">
          <el-input v-model="addForm.settlename" clearable></el-input>
        </el-form-item>
        <el-form-item label="显示序号" prop="sequenceno">
          <el-input v-model="addForm.sequenceno" clearable></el-input>
        </el-form-item>
        <el-form-item label="删除标记" prop="DelMark">
          <el-input v-model="addForm.delmark"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改用户的对话框 -->
    <el-dialog
      title="修改结算"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogClosed"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="70px"
      >
        <el-form-item label="id">
          <el-input v-model="editForm.id" disabled></el-input>
        </el-form-item>
        <el-form-item label="类别编码" prop="settlecode">
          <el-input v-model="editForm.settlecode"></el-input>
        </el-form-item>
        <el-form-item label="类别名称" prop="settlename">
          <el-input v-model="editForm.settlename"></el-input>
        </el-form-item>
        <el-form-item label="顺序号" prop="sequenceno">
          <el-input v-model="editForm.sequenceno"></el-input>
        </el-form-item>
        <el-form-item label="删除标记" prop="DelMark">
          <el-input v-model="editForm.delmark"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>
export default {
  data() {
    return {
      // 获取用户列表的参数对象
      queryInfo: {
        //查询条件
        query: "",
        // 当前的页数
        pageNum: 1,
        // 当前每页显示多少条数据
        pageSize: 5,
      },
      userlist: [],
      total: 0,
      // 控制添加用户对话框的显示与隐藏
      addDialogVisible: false,
      // 添加用户的表单数据
      addForm: {
        settlecode: "",
        settlename: "",
        sequenceno: "",
        delmark: "",
      },
      // 添加表单的验证规则对象
      addFormRules: {
        settlecode: [
          { required: true, message: "类别编码", trigger: "blur" },
          {
            min: 5,
            max: 10,
            message: "长度在5~10个字符之间",
            trigger: "blur",
          },
        ],
        settlename: [
          { required: true, message: "请输入类别名称", trigger: "blur" },
        ],
      },
      // 控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      // 查询到的用户信息对象
      editForm: {
        id: "",
        settlecode: "",
        settlename: "",
        sequenceno: "",
        delmark: "",
      },
      // 修改表单的验证规则对象
      editFormRules: {},
      //批量删除用户的id列表
      deletUserIds: { ids: [] },
    };
  },
  created() {
    this.getUserList();
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get(
        "settlecategory/findSettleByPage",
        {
          params: this.queryInfo,
        }
      );
      if (res.meta.status !== 200) {
        return this.$message.error(res.meta.msg);
      }
      this.userlist = res.settleList;
      this.total = res.totalpage;
      console.log(res);
    },
    // 监听 pagesize 改变的事件
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pageSize = newSize;
      this.getUserList();
    },
    // 监听 页码值 改变的事件
    handleCurrentChange(newPage) {
      console.log(newPage);
      this.queryInfo.pageNum = newPage;
      this.getUserList();
    },
    // 监听添加用户对话框的关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields();
    },
    // 点击按钮，添加新用户
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return;
        // 可以发起添加用户的网络请求
        const { data: res } = await this.$http.post(
          "settlecategory/insertSettle",
          this.addForm
        );

        if (res.meta.status !== 200) {
          this.$message.error("添加结算信息失败！");
        } else {
          this.$message.success("添加结算信息成功！");
        }
        // 隐藏添加用户的对话框
        this.addDialogVisible = false;
        // 重新获取用户列表数据
        this.getUserList();
      });
    },
    // 展示编辑用户的对话框
    async showEditDialog(id) {
      // console.log(id)
      //根据id来查询用户的信息
      const {
        data: res,
      } = await this.$http.get("settlecategory/findSettleById", {
        params: { id: id },
      });
      if (res.meta.status !== 200) {
        return this.$message.error("查询信息失败！");
      }
      //将获取到的数据保存到editForm中
      this.editForm = res.data;
      //显示窗口
      this.editDialogVisible = true;
    },
    // 监听修改用户对话框的关闭事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields();
    },
    // 修改用户信息并提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return;
        // 发起修改用户信息的数据请求
        const { data: res } = await this.$http.put(
          "settlecategory/updateSettle",
          this.editForm
        );

        if (res.meta.status !== 200) {
          return this.$message.error("更新用户信息失败！");
        }

        // 关闭对话框
        this.editDialogVisible = false;
        // 刷新数据列表
        this.getUserList();
        // 提示修改成功
        this.$message.success("更新信息成功！");
      });
    },
    // 根据Id删除对应的用户信息
    async removeUserById(id) {
      // 弹框询问用户是否删除数据
      const confirmResult = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);

      // 如果用户确认删除，则返回值为字符串 confirm
      // 如果用户取消了删除，则返回值为字符串 cancel
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除");
      }
      //删除用户的请求
      const { data: res } = await this.$http.delete(
        "settlecategory/deleteSettleById",
        {
          params: { id: id },
        }
      );
      if (res.meta.status !== 200) {
        return this.$message.error("删除失败！");
      }
      this.$message.success("删除成功！");
      this.getUserList();
    },
    // 批量删除用户
    async removeUserByIds(ids) {
      // 弹框询问用户是否删除数据
      const confirmResult = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      // 如果用户确认删除，则返回值为字符串 confirm
      // 如果用户取消了删除，则返回值为字符串 cancel
      // console.log(confirmResult)
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除");
      }
      const { data: res } = await this.$http.post(
        "settlecategory/deleteSettlesById",
        this.deletUserIds
      );
      if (res.meta.status !== 200) {
        return this.$message.error("删除失败！");
      }
      this.$message.success(res.meta.msg);
      this.getUserList();
    },
    //复选框点击事件
    checkboxChange(checked, value) {
      if (checked) {
        //如果被选中把id添加到删除列表中
        this.deletUserIds.ids.push(value);
      } else {
        //否则从列表中移除
        for (let index = 0; index < this.deletUserIds.length; index++) {
          //循环判断如果数组中有哪个值和value值相同,
          if (this.deletUserIds.ids[index] == value)
            //移除数据
            this.deletUserIds.ids.splice(index);
        }
      }
    },
  },
};
</script>
